/*
 * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.micode.notes.data;// 声明包名

import android.net.Uri; // 导入 Uri 类，用于处理数据库 URI
public class Notes {
    // 定义应用的 ContentProvider 授权字符串
    public static final String AUTHORITY = "micode_notes";
    public static final String TAG = "Notes";// 日志标签
    // 定义不同类型的笔记
    public static final int TYPE_NOTE     = 0; // 普通笔记
    public static final int TYPE_FOLDER   = 1; // 文件夹
    public static final int TYPE_SYSTEM   = 2; // 系统类型

    /**
     * 预定义的系统文件夹 ID
     */
    public static final int ID_ROOT_FOLDER = 0; // 根文件夹
    public static final int ID_TEMPARAY_FOLDER = -1; // 临时文件夹
    public static final int ID_CALL_RECORD_FOLDER = -2; // 存储通话记录的文件夹
    public static final int ID_TRASH_FOLER = -3; // 回收站文件夹

    // Intent 额外信息字段
    public static final String INTENT_EXTRA_ALERT_DATE = "net.micode.notes.alert_date"; // 提醒时间
    public static final String INTENT_EXTRA_BACKGROUND_ID = "net.micode.notes.background_color_id"; // 背景颜色 ID
    public static final String INTENT_EXTRA_WIDGET_ID = "net.micode.notes.widget_id"; // 组件 ID
    public static final String INTENT_EXTRA_WIDGET_TYPE = "net.micode.notes.widget_type"; // 组件类型
    public static final String INTENT_EXTRA_FOLDER_ID = "net.micode.notes.folder_id"; // 文件夹 ID
    public static final String INTENT_EXTRA_CALL_DATE = "net.micode.notes.call_date"; // 通话记录时间

    // 组件类型
    public static final int TYPE_WIDGET_INVALIDE      = -1; // 无效组件
    public static final int TYPE_WIDGET_2X            = 0; // 2x 组件
    public static final int TYPE_WIDGET_4X            = 1; // 4x 组件
    public static class DataConstants {
        // 定义数据类型
        public static final String NOTE = TextNote.CONTENT_ITEM_TYPE; // 文字笔记类型
        public static final String CALL_NOTE = CallNote.CONTENT_ITEM_TYPE; // 通话记录类型
    }

    /**
     * 查询所有笔记和文件夹的 URI
     */
    public static final Uri CONTENT_NOTE_URI = Uri.parse("content://" + AUTHORITY + "/note");

    /**
     * 查询数据的 URI
     */
    public static final Uri CONTENT_DATA_URI = Uri.parse("content://" + AUTHORITY + "/data");

    /**
     * 笔记表的字段定义
     */

    public interface NoteColumns {
        public static final String ID = "_id"; // ID 主键
        public static final String PARENT_ID = "parent_id"; // 父级 ID
        public static final String CREATED_DATE = "created_date"; // 创建时间
        public static final String MODIFIED_DATE = "modified_date"; // 修改时间
        public static final String ALERTED_DATE = "alert_date"; // 提醒时间
        public static final String SNIPPET = "snippet"; // 笔记内容或文件夹名称
        public static final String WIDGET_ID = "widget_id"; // 组件 ID
        public static final String WIDGET_TYPE = "widget_type"; // 组件类型
        public static final String BG_COLOR_ID = "bg_color_id"; // 背景颜色 ID
        public static final String HAS_ATTACHMENT = "has_attachment"; // 是否有附件
        public static final String NOTES_COUNT = "notes_count"; // 文件夹中的笔记数量
        public static final String TYPE = "type"; // 类型（笔记或文件夹）
        public static final String SYNC_ID = "sync_id"; // 同步 ID
        public static final String LOCAL_MODIFIED = "local_modified"; // 本地是否修改
        public static final String ORIGIN_PARENT_ID = "origin_parent_id"; // 原始父级 ID
        public static final String GTASK_ID = "gtask_id"; // 任务 ID
        public static final String VERSION = "version"; // 版本号
    }

    /**
     * 数据表的字段定义
     */

    public interface DataColumns {
        public static final String ID = "_id"; // ID 主键
        public static final String MIME_TYPE = "mime_type"; // MIME 类型
        public static final String NOTE_ID = "note_id"; // 关联的笔记 ID
        public static final String CREATED_DATE = "created_date"; // 创建时间
        public static final String MODIFIED_DATE = "modified_date"; // 修改时间
        public static final String CONTENT = "content"; // 数据内容
        public static final String DATA1 = "data1"; // 通用数据字段 1
        public static final String DATA2 = "data2"; // 通用数据字段 2
        public static final String DATA3 = "data3"; // 通用数据字段 3
        public static final String DATA4 = "data4"; // 通用数据字段 4
        public static final String DATA5 = "data5"; // 通用数据字段 5
    }

    /**
     * 文字笔记数据结构
     */
    public static final class TextNote implements DataColumns {
        public static final String MODE = DATA1; // 笔记模式（是否为检查列表模式）
        public static final int MODE_CHECK_LIST = 1; // 检查列表模式
        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/text_note"; // 目录类型 MIME
        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/text_note"; // 单项类型 MIME
        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/text_note"); // 查询 URI
    }

    /**
     * 通话记录数据结构
     */
    public static final class CallNote implements DataColumns {
        public static final String CALL_DATE = DATA1; // 通话日期
        public static final String PHONE_NUMBER = DATA3; // 电话号码
        public static final String CONTENT_TYPE = "vnd.android.cursor.dir/call_note"; // 目录类型 MIME
        public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/call_note"; // 单项类型 MIME
        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/call_note"); // 查询 URI
    }
}
